/*
 * Copyright 2013 Sigurd Randoll.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package de.digiway.rapidbreeze.server.infrastructure.rest.download;

import de.digiway.rapidbreeze.shared.rest.download.DownloadResource;
import de.digiway.rapidbreeze.server.model.download.Download;
import de.digiway.rapidbreeze.server.model.storage.UrlStatus;
import org.apache.commons.lang3.Validate;

/**
 *
 * @author Sigurd
 */
public class DownloadResourceFactory {

    /**
     * Creates a RESTful {@linkplain DownloadResource} resource from the given
     * {@linkplain Download}.
     *
     * @param download
     * @return
     */
    public static DownloadResource create(Download download) {
        Validate.notNull(download);
        DownloadResource.Builder builder = new DownloadResource.Builder();
        UrlStatus urlStatus = download.getUrlStatus();

        return builder.identifier(download.getIdentifier()).
                url(download.getUrl()).
                downloadStatus(download.getDownloadStatus()).
                targetFile(download.getFile().toString()).
                filename(download.getFilename()).
                provider(download.getProviderName()).
                currentFilesize(download.getCurrentSize()).
                filesize(urlStatus.getFileSize()).
                progress(download.getProgress()).
                bytesPerSecond(download.getBytesPerSecond()).
                eta(download.getEta()).
                build();
    }
}
